To redeem an O2 Loop Direct Top-Up in Germany and add credit to your prepaid mobile account, you have several convenient options:


Method 1: Redeem via USSD Code (Direct Dialing)

  1. Dial*103*<Top-Up-Code># on your O2 mobile phone.
    • Replace <Top-Up-Code> with your actual 12-digit top-up code.
  2. Press the call button and wait for confirmation.
  3. Your prepaid account will be credited with the voucher amount.

Example: If your top-up code is 123456789012, dial *103*123456789012# and press call.


Method 2: Redeem via O2 Customer Service Hotline

  1. Dial 5667 from your O2 mobile phone (free of charge).
  2. Follow the voice prompts to enter your 12-digit top-up code.
  3. Your account will be credited accordingly.


Method 3: Redeem via O2 Online Services

  1. Log in to your Mein O2 account.
  2. Navigate to the top-up section.
  3. Enter your top-up code and confirm the transaction.


Important Notes:

  • Ensure your top-up code is valid and has not expired.